please walk me through this with steps!

29"Profit MarginIn response to complaints about high prices, a grocery chain runs the following advertising campaign: If you pay your child $2 to go buy $50 worth of groceries, then your child makes twice as much on the trip as we do." You've collected the following information from the grocery chain's financial statements: (in millions) Sales Net income Total assets Total debt $685.00 13.70 365.00 229.80 Evaluate the grocery chain's claim. What is the basis for the statement? Is this claim misleading? Why or why not